mirror of
https://gitee.com/rainbond/Rainbond.git
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262 lines
8.2 KiB
Go
262 lines
8.2 KiB
Go
// RAINBOND, Application Management Platform
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// Copyright (C) 2014-2017 Goodrain Co., Ltd.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version. For any non-GPL usage of Rainbond,
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// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
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// must be obtained first.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package model
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import (
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"strings"
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"time"
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"k8s.io/client-go/pkg/api/v1"
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"github.com/Sirupsen/logrus"
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client "github.com/coreos/etcd/clientv3"
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"github.com/coreos/etcd/mvcc/mvccpb"
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"github.com/pquerna/ffjson/ffjson"
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conf "github.com/goodrain/rainbond/cmd/node/option"
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store "github.com/goodrain/rainbond/pkg/node/core/store"
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)
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//APIHostNode api host node
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type APIHostNode struct {
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ID string `json:"uuid" validate:"uuid"`
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HostName string `json:"host_name" validate:"host_name"`
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InternalIP string `json:"internal_ip" validate:"internal_ip|ip"`
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ExternalIP string `json:"external_ip" validate:"external_ip|ip"`
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RootPass string `json:"root_pass,omitempty"`
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Role []string `json:"role" validate:"role|required"`
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Labels map[string]string `json:"labels"`
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}
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//Clone Clone
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func (a APIHostNode) Clone() *HostNode {
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hn := &HostNode{
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ID: a.ID,
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HostName: a.HostName,
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InternalIP: a.InternalIP,
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ExternalIP: a.ExternalIP,
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RootPass: a.RootPass,
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Role: a.Role,
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Labels: a.Labels,
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}
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return hn
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}
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//HostNode 集群节点实体
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type HostNode struct {
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ID string `json:"uuid"`
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HostName string `json:"host_name"`
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CreateTime time.Time `json:"create_time"`
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InternalIP string `json:"internal_ip"`
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ExternalIP string `json:"external_ip"`
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RootPass string `json:"root_pass,omitempty"`
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KeyPath string `json:"key_path,omitempty"` //管理节点key文件路径
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AvailableMemory int64 `json:"available_memory"`
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AvailableCPU int64 `json:"available_cpu"`
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Role HostRule `json:"role"` //节点属性 compute manage storage
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Status string `json:"status"` //节点状态 create,init,running,stop,delete
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Labels map[string]string `json:"labels"` //节点标签 内置标签+用户自定义标签
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Unschedulable bool `json:"unschedulable"` //不可调度
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NodeStatus *v1.NodeStatus `json:"node_status,omitempty"`
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ClusterNode
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}
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//GetNodeFromKV 从etcd解析node信息
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func GetNodeFromKV(kv *mvccpb.KeyValue) *HostNode {
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var node HostNode
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if err := ffjson.Unmarshal(kv.Value, &node); err != nil {
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logrus.Error("parse node info error:", err.Error())
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return nil
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}
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return &node
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}
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//UpdataK8sCondition 更新k8s节点的状态到rainbond节点
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func (h *HostNode) UpdataK8sCondition(conditions []v1.NodeCondition) {
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for _, con := range conditions {
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rbcon := NodeCondition{
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Type: NodeConditionType(con.Type),
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Status: ConditionStatus(con.Status),
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LastHeartbeatTime: con.LastHeartbeatTime.Time,
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LastTransitionTime: con.LastTransitionTime.Time,
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Reason: con.Reason,
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Message: con.Message,
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}
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h.UpdataCondition(rbcon)
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}
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}
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//UpdataCondition 更新状态
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func (h *HostNode) UpdataCondition(conditions ...NodeCondition) {
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var ready = ConditionTrue
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for _, newcon := range conditions {
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if newcon.Status != ConditionTrue {
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ready = ConditionFalse
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}
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var update bool
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if h.Conditions != nil {
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for i, con := range h.Conditions {
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if con.Type.Compare(newcon.Type) {
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h.Conditions[i] = newcon
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update = true
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}
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if con.Type == NodeReady {
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con.Status = ready
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con.LastTransitionTime = time.Now()
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con.LastHeartbeatTime = time.Now()
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con.Reason = newcon.Reason
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con.Message = newcon.Message
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h.Conditions[i] = con
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}
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}
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}
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if !update {
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h.Conditions = append(h.Conditions, newcon)
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}
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}
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}
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//HostRule 节点角色
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type HostRule []string
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//ComputeNode 计算节点
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var ComputeNode = "compute"
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//ManageNode 管理节点
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var ManageNode = "manage"
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//StorageNode 存储节点
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var StorageNode = "storage"
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//LBNode 边缘负载均衡节点
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var LBNode = "lb"
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//HasRule 是否具有什么角色
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func (h HostRule) HasRule(rule string) bool {
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for _, v := range h {
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if v == rule {
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return true
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}
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}
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return false
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}
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func (h HostRule) String() string {
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return strings.Join(h, ",")
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}
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//NodeConditionType NodeConditionType
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type NodeConditionType string
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// These are valid conditions of node.
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const (
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// NodeReady means this node is working
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NodeReady NodeConditionType = "Ready"
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// InstallNotReady means the installation task was not completed in this node.
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InstallNotReady NodeConditionType = "InstallNotReady"
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// NodeInit means node already install rainbond node and regist
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NodeInit NodeConditionType = "NodeInit"
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)
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//Compare 比较
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func (nt NodeConditionType) Compare(ent NodeConditionType) bool {
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return string(nt) == string(ent)
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}
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//ConditionStatus ConditionStatus
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type ConditionStatus string
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// These are valid condition statuses. "ConditionTrue" means a resource is in the condition.
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// "ConditionFalse" means a resource is not in the condition. "ConditionUnknown" means kubernetes
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// can't decide if a resource is in the condition or not. In the future, we could add other
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// intermediate conditions, e.g. ConditionDegraded.
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const (
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ConditionTrue ConditionStatus = "True"
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ConditionFalse ConditionStatus = "False"
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ConditionUnknown ConditionStatus = "Unknown"
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)
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// NodeCondition contains condition information for a node.
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type NodeCondition struct {
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// Type of node condition.
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Type NodeConditionType `json:"type" `
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// Status of the condition, one of True, False, Unknown.
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Status ConditionStatus `json:"status" `
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// Last time we got an update on a given condition.
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// +optional
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LastHeartbeatTime time.Time `json:"lastHeartbeatTime,omitempty" `
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// Last time the condition transit from one status to another.
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// +optional
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LastTransitionTime time.Time `json:"lastTransitionTime,omitempty" `
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// (brief) reason for the condition's last transition.
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// +optional
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Reason string `json:"reason,omitempty"`
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// Human readable message indicating details about last transition.
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// +optional
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Message string `json:"message,omitempty"`
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}
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// ClusterNode 集群节点实体
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type ClusterNode struct {
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PID string `json:"pid"` // 进程 pid
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Version string `json:"version"`
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UpTime time.Time `json:"up"` // 启动时间
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DownTime time.Time `json:"down"` // 上次关闭时间
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Alived bool `json:"alived"` // 是否可用
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Connected bool `json:"connected"` // 当 Alived 为 true 时有效，表示心跳是否正常
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Conditions []NodeCondition `json:"conditions"`
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}
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//String string
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func (h *HostNode) String() string {
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res, _ := ffjson.Marshal(h)
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return string(res)
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}
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//Put 节点上线更新
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func (h *HostNode) Put(opts ...client.OpOption) (*client.PutResponse, error) {
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return store.DefalutClient.Put(conf.Config.OnlineNodePath+"/"+h.ID, h.PID, opts...)
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}
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//Update 更新节点信息，由节点启动时调用
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func (h *HostNode) Update() (*client.PutResponse, error) {
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return store.DefalutClient.Put(conf.Config.NodePath+"/"+h.ID, h.String())
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}
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//DeleteNode 删除节点
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func (h *HostNode) DeleteNode() (*client.DeleteResponse, error) {
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return store.DefalutClient.Delete(conf.Config.NodePath + "/" + h.ID)
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}
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//Del 删除
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func (h *HostNode) Del() (*client.DeleteResponse, error) {
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return store.DefalutClient.Delete(conf.Config.OnlineNodePath + h.ID)
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}
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//GetNodes 获取节点
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func GetNodes() (nodes []*HostNode, err error) {
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return nil, nil
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}
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// Down 节点下线
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func (h *HostNode) Down() {
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h.Alived, h.DownTime = false, time.Now()
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h.Update()
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}
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